SB20250619214 - Out-of-bounds read in Linux kernel hwmon driver
Published: June 19, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250619214
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2022-49945)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the gpio_fan_set_cur_state() function in drivers/hwmon/gpio-fan.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/3263984c7acdcb0658155b05a724ed45a10de76d
- https://git.kernel.org/stable/c/3ff866455e1e263a9ac1958095fd440984248e2f
- https://git.kernel.org/stable/c/517dba798793e69b510779c3cde7224a65f3ed1d
- https://git.kernel.org/stable/c/53196e0376205ed49b75bfd0475af5e0fbd20156
- https://git.kernel.org/stable/c/7756eb1ed124753f4d64f761fc3d84290dffcb4d
- https://git.kernel.org/stable/c/c8ae6a18708f260ccdeef6ba53af7548457dc26c
- https://git.kernel.org/stable/c/e9f6972ab40a82bd7f6d36800792ba2e084474d8
- https://git.kernel.org/stable/c/f233d2be38dbbb22299192292983037f01ab363c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.293
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.258
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.328
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.142
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.66
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.213
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0